1020151432 has 8 divisors (see below), whose sum is σ = 1912783950. Its totient is φ = 510075712.

The previous prime is 1020151387. The next prime is 1020151469. The reversal of 1020151432 is 2341510201.

It can be written as a sum of positive squares in only one way, i.e., 977562756 + 42588676 = 31266^2 + 6526^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63759457 + ... + 63759472.

Almost surely, 2^1020151432 is an apocalyptic number.

It is an amenable number.

1020151432 is a deficient number, since it is larger than the sum of its proper divisors (892632518).

1020151432 is a wasteful number, since it uses less digits than its factorization.

1020151432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127518935 (or 127518931 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1020151432 is about 31939.8095172780. The cubic root of 1020151432 is about 1006.6725224187.

Adding to 1020151432 its reverse (2341510201), we get a palindrome (3361661633).

The spelling of 1020151432 in words is "one billion, twenty million, one hundred fifty-one thousand, four hundred thirty-two".